Upgraded TRS21 Compressor Head Fertilizer Heavy releases – 500 adults

Heavy releases – 500 adults per whitefly "hot spot"

Built specifically for Hydro-X Pro and Aqua-X Pro setups

and optimize your growing conditions with this reliable intake filtration system

Straight Tube

Upgraded TRS21 Compressor Head Fertilizer Heavy releases – 500 adultsUpgraded TRS21 Compressor Head Complete, Stainless Fittings, Viton Upgrade your TRS21 by purchasing a new Compressor Head with Viton O rings for butane and propane gas compatibly and stainless steel fittings to meet FDA guidelines on handling of consumable products. This head is assembled here in the USA and is a direct replacement for any TRS21 Compressor Head.